Average annual temperature is 10.6 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 167 days
Number of rainy days: 198 days
Look at detailed online map of San Marine
* Weather data for San Marine United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.8 | 13.1 | 17.5 | 26.1 | 31.8 | 23.1 | 25.8 | 34.0 | 27.5 | 28.7 | 17.5 | 15.7 |
| Average daytime temperature (°C) | 9.7 | 8.7 | 9.0 | 11.4 | 16.6 | 17.5 | 20.6 | 23.1 | 19.6 | 17.6 | 13.0 | 12.2 |
| Average temperature (°C) | 6.2 | 4.8 | 4.9 | 7.8 | 12.3 | 13.2 | 15.7 | 17.6 | 14.9 | 12.4 | 8.5 | 8.8 |
| Average night temperature (°C) | 3.8 | 1.9 | 1.9 | 5.2 | 9.4 | 9.8 | 11.7 | 13.4 | 11.2 | 9.1 | 5.5 | 6.4 |
| Absolute minimum temperature (°C) | -3.5 | -7.8 | -8.2 | 0.9 | 4.7 | 6.6 | 8.3 | 9.7 | 7.6 | 0.8 | -3.0 | -1.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.8 | 5.7 | 6.2 | 6.9 | 10.4 | 12.4 | 12.7 | 11.5 | 9.1 | 6.6 | 4.9 | 3.1 |
| Precipitation (mm) | 269 | 185 | 274 | 299 | 31 | 14 | 8 | 16 | 105 | 150 | 208 | 497 |
| Sunny days | 8 | 10 | 3 | 6 | 16 | 24 | 26 | 24 | 16 | 13 | 14 | 7 |
| Rainy days | 23 | 18 | 28 | 24 | 15 | 6 | 5 | 7 | 14 | 18 | 16 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Marine during the most sunny months:
Months with the longest average daylight duration in San Marine:
The largest precipitation sum in San Marine is at